package com.zfast.spring5;

import org.springframework.util.DigestUtils;

import java.nio.charset.Charset;

/**
 * @author zgn
 * @Description: MD5Util
 * @date 2022/3/11 0011
 */
public class MD5Util {
    private static final String SALT = "tamboo";//

    /**
     * 加密
     *
     * @author zgn
     * @date 2022/3/11 0011
     * @param    password
     * @return java.lang.String
     */
    public static String encode(String password) {

        //region 加密方式1
        /*password = password + SALT;
        MessageDigest md5 = null;
        try {
            md5 = MessageDigest.getInstance("MD5");
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
        char[] charArray = password.toCharArray();
        byte[] byteArray = new byte[charArray.length];

        for (int i = 0; i < charArray.length; i++)
            byteArray[i] = (byte) charArray[i];
        byte[] md5Bytes = md5.digest(byteArray);
        StringBuffer hexValue = new StringBuffer();
        for (int i = 0; i < md5Bytes.length; i++) {
            int val = ((int) md5Bytes[i]) & 0xff;
            if (val < 16) {
                hexValue.append("0");
            }

            hexValue.append(Integer.toHexString(val));
        }
        return hexValue.toString();*/
        //endregion

        //region 加密方式2
        return DigestUtils.md5DigestAsHex(password.getBytes(Charset.forName("UTF-8")));
        //endregion

    }
}
